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Fullstack .NET Developer

Central London

Permanent

Up to £50,000

Consultant

Paul Abbot

Avanti is working with an exciting early-stage fintech startup based in London that is about to launch its first product in the embedded finance space.
 

Their platform helps businesses unlock working capital through intelligent, AI-driven invoice financing solutions, integrated directly into existing financial workflows.
 

With launch just around the corner, they are now looking for a Mid-Level Fullstack Developer to join their growing team.
 

THE ROLE
This is not a typical developer role. You’ll be working across both technology and business operations, giving you a unique opportunity to understand how a fintech company is built from the ground up.
 

You’ll be responsible for:

  • Building and maintaining fullstack applications
  • Developing APIs and working with databases
  • Contributing to frontend and backend development
  • Supporting AI-driven features and data workflows
  • Debugging, testing, and improving system performance
  • Working closely with the business to help automate operational processes

TECH STACK
  • .NET (backend)
  • React (frontend)
  • MySQL
  • AWS
  • Python (AI and data models)

Experience Required
  • Around 2+ years of experience in software development
  • Experience across frontend and backend development (.NET / React) – Angular / Vue is fine
  • Good understanding of software engineering fundamentals
  • Interested in working in a startup / Have startup experience
  • AWS exposure (similar cloud is fine)
  • Interested in AI
Why Join?
  • Join a startup at launch stage
  • Work on AI-driven fintech products
  • Gain exposure beyond coding into real business operations
  • Fast-track your development with hands-on experience
  • High visibility and real impact from day one

Salary is up to £50,000 and you will be required on-site 4 days per week in Central London.
 

If interested then click Apply Now!!

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